发明人钱学锋,徐明华,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108947697 A, 授权公告日 2023-11-24.
发明人张德明,李文辉,王建平. "Method for the Synthesis of 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide hydrochloride" [P]. 中国发明专利, 专利号 CN 114593292 B, 授权公告日 2017-02-17.
发明人韩伟,刘建华,郑宇鹏. "A Process for Preparing High-Purity 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide hydrochloride" [P]. 中国发明专利, 专利号 CN 112011011 A, 授权公告日 2016-11-15.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2014, 1095, 2520-2533.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2024, 869, (2), 790-795.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide hydrochloride Using HRMS and NMR". Phytochemistry, 2025, 1253, (9), 5049-5063.